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LGA 771
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<p>LGA 771, also known as <i>Socket J</i>, is a CPU interface introduced by Intel in 2006. It is used in Intel <a href="/facts/Core_(microarchitecture)/fuKkuVsP">Core microarchitecture</a> and <a href="/facts/NetBurst/QIkVG48W">NetBurst</a> microarchitecture (Dempsey) based DP-capable server processors, the Dual-Core <a href="/facts/Xeon/j1M8Hp6D">Xeon</a> is codenamed <a href="/facts/Dempsey_(microprocessor)/j1M8Hp6D">Dempsey</a>, <a href="/facts/Woodcrest_(microprocessor)/j1M8Hp6D">Woodcrest</a>, and <a href="/facts/Wolfdale_(microprocessor)/m9aFgKmz">Wolfdale</a> and the Quad-Core processors <a href="/facts/Clovertown_(microprocessor)/j1M8Hp6D">Clovertown</a>, <a href="/facts/Harpertown_(microprocessor)/j1M8Hp6D">Harpertown</a>, and <a href="/facts/Yorkfield/5PcpyJaY">Yorkfield</a>-CL. It is also used for the <a href="/facts/Intel_Core_2/9gJP9o8p">Core 2</a> Extreme QX9775, and blade servers designated under <a href="/facts/Conroe_(microprocessor)/LFd3CrWg">Conroe-CL</a>. </p><p>It was succeeded by <a href="/facts/LGA_1366/8k078HcP">LGA 1366</a> for the <a href="/facts/Nehalem_(microarchitecture)/UPsI457h">Nehalem</a>-based Xeon processors. </p>